985498621552560 has 80 divisors (see below), whose sum is σ = 3058739857691136. Its totient is φ = 262481857714944.

The previous prime is 985498621552537. The next prime is 985498621552651. The reversal of 985498621552560 is 65255126894589.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2482415944 + ... + 2482812903.

Almost surely, 2^{985498621552560} is an apocalyptic number.

It is an amenable number.

985498621552560 is an abundant number, since it is smaller than the sum of its proper divisors (2073241236138576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

985498621552560 is a wasteful number, since it uses less digits than its factorization.

985498621552560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4965229690 (or 4965229684 counting only the distinct ones).

The product of its (nonzero) digits is 1866240000, while the sum is 75.

The spelling of 985498621552560 in words is "nine hundred eighty-five trillion, four hundred ninety-eight billion, six hundred twenty-one million, five hundred fifty-two thousand, five hundred sixty".